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fog--fog/lib/fog/hp/block_storage_v2.rb
2014-02-26 09:52:02 +00:00

164 lines
5 KiB
Ruby

require 'fog/hp/core'
module Fog
module HP
class BlockStorageV2 < Fog::Service
requires :hp_access_key, :hp_secret_key, :hp_tenant_id, :hp_avl_zone
recognizes :hp_auth_uri, :credentials, :hp_service_type
recognizes :persistent, :connection_options
recognizes :hp_use_upass_auth_style, :hp_auth_version, :user_agent
secrets :hp_secret_key
model_path 'fog/hp/models/block_storage_v2'
model :volume
collection :volumes
model :volume_backup
collection :volume_backups
model :snapshot
collection :snapshots
request_path 'fog/hp/requests/block_storage_v2'
request :create_volume
request :delete_volume
request :get_volume_details
request :list_volumes
request :list_volumes_detail
request :update_volume
request :create_snapshot
request :delete_snapshot
request :get_snapshot_details
request :list_snapshots
request :list_snapshots_detail
request :update_snapshot
request :create_volume_backup
request :delete_volume_backup
request :get_volume_backup_details
request :list_volume_backups
request :list_volume_backups_detail
request :restore_volume_backup
module Utils
def compute
@compute ||= Fog::Compute.new(
:provider => 'HP',
:version => :v2,
:hp_access_key => @hp_access_key,
:hp_secret_key => @hp_secret_key,
:hp_auth_uri => @hp_auth_uri,
:hp_tenant_id => @hp_tenant_id,
:hp_avl_zone => @hp_avl_zone,
:credentials => @credentials,
:connection_options => @connection_options
)
end
end
class Mock
include Utils
def self.data
@data ||= Hash.new do |hash, key|
hash[key] = {
:volumes => {},
:snapshots => {},
:volume_backups => {}
}
end
end
def self.reset
@data = nil
end
def initialize(options={})
@hp_access_key = options[:hp_access_key]
end
def data
self.class.data[@hp_access_key]
end
def reset_data
self.class.data.delete(@hp_access_key)
end
end
class Real
include Utils
attr_reader :credentials
def initialize(options={})
@hp_access_key = options[:hp_access_key]
@hp_secret_key = options[:hp_secret_key]
@hp_auth_uri = options[:hp_auth_uri]
@connection_options = options[:connection_options] || {}
### Set an option to use the style of authentication desired; :v1 or :v2 (default)
auth_version = options[:hp_auth_version] || :v2
### Pass the service name for block storage to the authentication call
options[:hp_service_type] ||= "Block Storage"
@hp_tenant_id = options[:hp_tenant_id]
@hp_avl_zone = options[:hp_avl_zone]
### Make the authentication call
if (auth_version == :v2)
# Call the control services authentication
credentials = Fog::HP.authenticate_v2(options, @connection_options)
# the CS service catalog returns the block storage endpoint
@hp_block_uri = credentials[:endpoint_url]
@credentials = credentials
else
# Call the legacy v1.0/v1.1 authentication
credentials = Fog::HP.authenticate_v1(options, @connection_options)
# the user sends in the block storage endpoint
@hp_block_uri = options[:hp_auth_uri]
end
@auth_token = credentials[:auth_token]
@persistent = options[:persistent] || false
uri = URI.parse(@hp_block_uri)
@host = uri.host
@path = uri.path
@port = uri.port
@scheme = uri.scheme
@connection = Fog::Connection.new("#{@scheme}://#{@host}:#{@port}", @persistent, @connection_options)
end
def reload
@connection.reset
end
def request(params, parse_json = true, &block)
begin
response = @connection.request(params.merge!({
:headers => {
'Content-Type' => 'application/json',
'Accept' => 'application/json',
'X-Auth-Token' => @auth_token
}.merge!(params[:headers] || {}),
:path => "#{@path}/#{params[:path]}"
}), &block)
rescue Excon::Errors::HTTPStatusError => error
raise case error
when Excon::Errors::NotFound
Fog::HP::BlockStorageV2::NotFound.slurp(error)
else
error
end
end
if !response.body.empty? && parse_json && response.headers['Content-Type'] =~ %r{application/json}
response.body = Fog::JSON.decode(response.body)
end
response
end
end
end
end
end